What absorbs at 473 cm⁻¹ in an FTIR spectrum?
A band near 473 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Phosphate (PO4) | 3 | 3 | 0.9 |
| Metal oxygen | 3 | 3 | 0.9 |
| Siloxane (Si-O-Si) | 2 | 2 | 0.9 |
| S s | 1 | 1 | 0.9 |
| Alkene (C=C) | 1 | 1 | 0.3 |
| Alkyl C-H | 1 | 1 | 0.3 |
| C-O single bond | 1 | 1 | 0.3 |
| C c single bond | 1 | 1 | 0.3 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
Metal oxygen 置信度 0.9
“Explicit assignment: bands at 539 and 473 are related to Fe-O stretching.”
Habibi 和 Mosavi - 2017 - Photo-catalytic activity of highly efficient binar DOI: 10.1007/s10854-017-7206-x -
Metal oxygen 置信度 0.9
“Strong absorption band for Fe-O, Mn-O, Fe-O-Mn bond stretching vibrations.”
Habibi 和 Mosavi - 2017 - Urea combustion synthesis of nano-structure bimeta DOI: 10.1007/s10854-017-6568-4 -
Metal oxygen 置信度 0.9
“Explicit assignment: vibration of CuO band at 473 cm-1.”
Kayani 等 - 2015 - Characterization of Copper Oxide Nanoparticles Fab DOI: 10.1007/s11664-015-3867-5 -
Siloxane (Si-O-Si) 置信度 0.9
“Assigned to bending vibration of Si-O-Si bond.”
Qin 等 - 2023 - Preparation and properties of silica solmelamine DOI: 10.1080/15685551.2022.2162280 -
S s 置信度 0.9
“Explicit assignment: S-S stretching mode at 473 cm-1.”
Thongtem 等 - 2010 - Characterization of copper sulfide nanostructured DOI: 10.1016/j.matlet.2009.10.021 -
Phosphate (PO4) 置信度 0.9
“Characteristic to doubly degenerate bending mode of phosphate”
Ciobanu 等 - 2022 - Physicochemical Characterization of Europium-Doped DOI: 10.3390/coatings12030306 -
Siloxane (Si-O-Si) 置信度 0.9
“Bending vibration of Si-O-Si.”
Ma 等 - 2020 - Preparation and Characterization of Furan-Matrix C DOI: 10.3390/polym12071480 -
Phosphate (PO4) 置信度 0.9
“Explicit assignment in text”
Paduraru 等 - 2021 - Synthesis and Characterization of Photoluminescent DOI: 10.3390/nano11081911
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